<?php

/**
 * Crc CMS
 *
 * @category   Crc
 * @package    Crc_Modules
 * @subpackage Index
 * @author     Moldovan Calin <mcalin45@gmail.com>
 * @author     Vlad Razvan <razvanvlad1982@yahoo.com>
 * @copyright  Copyright (c) 2012
 * @version    $Id: ErrorController.php 54 2012-10-02 15:41:20Z mcalin45@gmail.com $
 */


/**
 * Class for error handling.
 *
 * @category   Crc
 * @package    Zend_Modules
 * @subpackage Index
 * @author     Moldovan Calin <mcalin45@gmail.com>
 * @author     Vlad Razvan <razvanvlad1982@yahoo.com>
 * @copyright  Copyright (c) 2012
 */
class ErrorController extends Zend_Controller_Action
{
    /**
     *  Handles errors
     *
     * @return void
     */
    public function errorAction()
    {
        $errors = $this->_getParam('error_handler');

        if (!$errors)
        {
            $this->view->message = 'You have reached the error page';
            return;
        }

        switch ($errors->type)
        {
            case Zend_Controller_Plugin_ErrorHandler::EXCEPTION_NO_ROUTE:
            case Zend_Controller_Plugin_ErrorHandler::EXCEPTION_NO_CONTROLLER:
            case Zend_Controller_Plugin_ErrorHandler::EXCEPTION_NO_ACTION:
                // 404 error -- controller or action not found
                $this->getResponse()->setHttpResponseCode(404);
                $priority = Zend_Log::NOTICE;
                $this->view->message = 'Page not found';
                break;
            default:
                // application error
                $this->getResponse()->setHttpResponseCode(500);
                $priority = Zend_Log::CRIT;
                $this->view->message = 'Application error';
                break;
        }

        // Log exception, if logger available
        if ($log = $this->getLog())
        {
            $log->log($this->view->message, $priority, $errors->exception);
            $log->log('Request Parameters', $priority, $this->getRequest()->getParams());
            $log->log($errors->exception->getTraceAsString(), $priority);
        }

        // conditionally display exceptions
        if ($this->getInvokeArg('displayExceptions') == true)
        {
            $this->view->exception = $errors->exception;
        }

        $this->view->request   = $errors->request;
    }

    /**
     * Return log resurce
     *
     * @return log resource
     */
    public function getLog()
    {
        $log = Zend_Registry::get('log');
        if ($log)
            return $log;
        else
            return false;
    }
}

